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tools build feature: Check if pthread_barrier_t is available 

As 'perf bench futex wake-parallel" will use this, which is not
available in older systems such as versions of the android NDK used in
my container build tests (r12b and r15c at the moment).

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: James Yang <james.yang@arm.com
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kim Phillips <kim.phillips@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-1i7iv54in4wj08lwo55b0pzv@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2017-12-05 10:14:42 -03:00
parent 3b2323c2c1
commit 25ab5abf5b
5 changed files with 26 additions and 0 deletions
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1
tools/build/Makefile.feature
View File

@ -56,6 +56,7 @@ FEATURE_TESTS_BASIC := \
libunwind-arm \
libunwind-aarch64 \
pthread-attr-setaffinity-np \
pthread-barrier \
stackprotector-all \
timerfd \
libdw-dwarf-unwind \

4
tools/build/feature/Makefile
View File

@ -37,6 +37,7 @@ FILES= \
test-libunwind-debug-frame-arm.bin \
test-libunwind-debug-frame-aarch64.bin \
test-pthread-attr-setaffinity-np.bin \
test-pthread-barrier.bin \
test-stackprotector-all.bin \
test-timerfd.bin \
test-libdw-dwarf-unwind.bin \
@ -79,6 +80,9 @@ $(OUTPUT)test-hello.bin:
$(OUTPUT)test-pthread-attr-setaffinity-np.bin:
$(BUILD) -D_GNU_SOURCE -lpthread
$(OUTPUT)test-pthread-barrier.bin:
$(BUILD) -lpthread
$(OUTPUT)test-stackprotector-all.bin:
$(BUILD) -fstack-protector-all

5
tools/build/feature/test-all.c
View File

@ -118,6 +118,10 @@
# include "test-pthread-attr-setaffinity-np.c"
#undef main
#define main main_test_pthread_barrier
# include "test-pthread-barrier.c"
#undef main
#define main main_test_sched_getcpu
# include "test-sched_getcpu.c"
#undef main
@ -187,6 +191,7 @@ int main(int argc, char *argv[])
main_test_sync_compare_and_swap(argc, argv);
main_test_zlib();
main_test_pthread_attr_setaffinity_np();
main_test_pthread_barrier();
main_test_lzma();
main_test_get_cpuid();
main_test_bpf();

12
tools/build/feature/test-pthread-barrier.c Normal file
View File

@ -0,0 +1,12 @@
// SPDX-License-Identifier: GPL-2.0
#include <stdint.h>
#include <pthread.h>
int main(void)
{
pthread_barrier_t barrier;
pthread_barrier_init(&barrier, NULL, 1);
pthread_barrier_wait(&barrier);
return pthread_barrier_destroy(&barrier);
}

4
tools/perf/Makefile.config
View File

@ -263,6 +263,10 @@ ifeq ($(feature-pthread-attr-setaffinity-np), 1)
CFLAGS += -DHAVE_PTHREAD_ATTR_SETAFFINITY_NP
endif
ifeq ($(feature-pthread-barrier), 1)
CFLAGS += -DHAVE_PTHREAD_BARRIER
endif
ifndef NO_BIONIC
$(call feature_check,bionic)
ifeq ($(feature-bionic), 1)